This article is for Cable Matters model numbers 201046 / 201055 / 201056 to solve charging related issues including a failure to charge using certain USB-C power adapters, such as the Apple 87W USB-C power adapter. These issues can be solved by performing a firmware update. Please follow the steps below to upgrade the firmware.

The upload process requires a computer with USB-C running Windows 10. If your computer does not have USB-C, you may use a USB-A to USB-C adapter such as this one: